package com.itheima.service;

import com.itheima.domain.User;

import java.util.List;


public interface UserService {

    //查找
    public List<User> findAllUserInfo();

    //新增
    void saveUserInfo(User user);

    //根据id查找
    User selectUserById(Integer id);

    //修改
    void updateUserInfo(User user);

    //删除
    void deleteUserInfo(Integer id);
}
